Front face of a key plug



FIG. 1 is a front elevational view of a first embodiment of my new design of a front face of a key plug;

FIG. 2 is a top plan view of a first embodiment of my new design of a front face of a key plug;

FIG. 3 is a bottom plan view of a first embodiment of my new design of a front face of a key plug;

FIG. 4 is a front elevational view of a second embodiment of my new design of a front face of a key plug;

FIG. 5 is a top plan view of a second embodiment of my new design of a front face of a key plug; and,

FIG. 6 is a bottom plan view of a second embodiment of my new design of a front face of a key plug. 

The ornamental design for a front face of a key plug, as shown and described. 